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Tentukan nilai dari .

Tentukan nilai dari begin mathsize 14px style fraction numerator 14 factorial cross times 5 factorial over denominator 15 factorial end fraction end style.

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Jawaban:

begin mathsize 14px style table attributes columnalign right center left columnspacing 0px end attributes row cell fraction numerator 14 factorial cross times 5 factorial over denominator 15 factorial end fraction end cell equals cell fraction numerator 14 factorial cross times 5 factorial over denominator 15 cross times 14 factorial end fraction end cell row blank equals cell fraction numerator up diagonal strike 14 factorial end strike cross times 5 factorial over denominator 15 cross times up diagonal strike 14 factorial end strike end fraction end cell row blank equals cell fraction numerator 5 cross times 4 cross times 3 cross times 2 cross times 1 over denominator 15 end fraction end cell row blank equals cell fraction numerator up diagonal strike 5 cross times 4 cross times up diagonal strike 3 cross times 2 cross times 1 over denominator up diagonal strike 15 end fraction end cell row blank equals cell 4 cross times 2 end cell row blank equals 8 end table end style

Jadi, jawaban yang tepat adalah begin mathsize 14px style 8 end style.

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